minix/lib/libc/stdio/vsnprintf.c
Ben Gras efcfaf4b96 stdio: split vsprintf and vsnprintf
- workaround for linking problems
2010-11-02 22:05:40 +00:00

28 lines
532 B
C

/* $Header$ */
#include <stdio.h>
#include <stdarg.h>
#include <limits.h>
#include "loc_incl.h"
int
vsnprintf(char *s, size_t n, const char *format, va_list arg)
{
int retval;
FILE tmp_stream;
tmp_stream._fd = -1;
tmp_stream._flags = _IOWRITE + _IONBF + _IOWRITING;
tmp_stream._buf = (unsigned char *) s;
tmp_stream._ptr = (unsigned char *) s;
tmp_stream._count = n-1;
retval = _doprnt(format, arg, &tmp_stream);
if(n > 0) {
tmp_stream._count = 1;
(void) putc('\0',&tmp_stream);
}
return retval;
}